Market vision  | Software server for use within a corporate network.  | Cloud-based video conferencing service  | Cloud-based video conferencing service.  | Software server for use within a corporate network.  | Open source WebRTC engine demo developed by 8X8 Inc.  | Cloud-based video conferencing service.  | Cloud-based video conferencing service.  | 
Deployment scenario  | On-premises, cloud or hybrid  | Cloud  | Cloud or hybrid  | On-premises or cloud.  | Cloud, on-premises and hybrid  | Cloud  | Cloud  | 
Conferencing and collaboration  | 
Conferencing and collaboration  | 
4K (UltraHD video support)  | +  | -  | -  | -  | -  | -  | -  | 
Maximum number of participants in a meeting  | 
                                1,500
                             | 
                                250
                             | 
                                1000
                             | 
                                250
                             | 
                                75
                             | 
                                200
                             | 
                                125
                             | 
Maximum number of on-screen participants  | 
                                Up to 49 on request.
                             | 
                                49
                             | 
                                Up to 49. Up to 25 over H.323/SIP gateway.
                             | 
                                6
                             | 
                                12
                             | 
                                25
                             | 
                                25
                             | 
Ad-hoc conferencing  | +  | -  | +  | +  | -  | -  | -  | 
Address book with presense  | +  | -  | +  | +  | -  | -  | -  | 
Messaging and file sharing  | +  | During meetings only  | +  | +  | +  | During meetings only  | During meetings only  | 
Recording  | +  | Available in G Suite Enterprise Essentials only  | +  | +  | +  | +  | +  | 
Remote desktop  | +  | -  | +  | Available only when purchasing the first two levels of user CAL licenses.  | -  | +  | +  | 
Role-based conferencing  | +  | -  | +  | -  | -  | -  | +  | 
Client applications  | 
Client applications  | 
Windows  | +  | -  | +  | +  | -  | +  | +  | 
macOS  | +  | -  | +  | +  | -  | +  | +  | 
Linux  | +  | -  | +  | -  | -  | -  | +  | 
Android  | +  | +  | +  | +  | +  | +  | +  | 
Android TV  | +  | -  | -  | -  | -  | -  | -  | 
iOS  | +  | +  | +  | +  | +  | +  | +  | 
WebRTC (Browser based)  | +  | +  | +  | +  | +  | +  | +  | 
Interoperability  | 
Interoperability  | 
Compatibility with H.323/SIP endpoints  | +  | For video conferencing interoperability an external third-party gateway is required.  | Requires purchasing of additional subscription for every legacy endpoint.  | For video conferencing interoperability an external third-party gateway is required.  | Still in beta for SIP. H.323 support not available.  | +  | +  | 
Integration with CCTV systems  | +  | -  | -  | -  | -  | -  | -  | 
Audio conferencing  | +  | Only dial-in feature available in paid G Suite licenses.  | +  | Available only when purchasing all three levels of user CAL licenses.  | +  | -  | -  | 
Email invitations via SMTP integration  | +  | +  | +  | +  | +  | +  | +  | 
Meeting room experience  | 
Meeting room experience  | 
Availability of room solution  | Via free TrueConf Room app.  | Via Google Meet hardware kits  | Requires purchasing additional license for $499  | Via Skype Room Systems compatible endpoints.  | -  | +  | +  | 
Control via browser or mobile application  | +  | +  | +  | +  | -  | +  | +  | 
Authorization and security  | PIN, user password or unprotected login.
                                  | Requires authentication with Google account.  | Password or unprotected login.  | +  | -  | +  | -  | 
Automatic speaker tracking  | Via free apps TrueConf Tracker and TrueConf Weathervane
                                  | -  | -  | -  | -  | -  | -  | 
Enterprise capabilities  | 
Enterprise capabilities  | 
Single sign-on & NTLM  | +  | +  | +  | +  | -  | -  | Requires moving Active Directory to Azure cloud.  | 
Federation  | +  | -  | -  | +  | -  | -  | -  | 
Active Directory import  | +  | Requires importing Active Directory to cloud.  | Requires use of command line tools  | +  | +  | Requires moving Active Directory to Azure cloud.  | -  | 
Pricing and maintenance  | 
Pricing and maintenance  | 
Licensing  | Licensed based on the number of online users.  | Licensed based on the number of active users who host or join a video meeting or open a file in Google Drive.  | Licensed based on the number of hosts.  | Licensed based on the number of users or devices that have access to the system.  | Free of charge.Requires knowldege of Linux systems administration and API development skills.  | Licensed based on the number of hosts.  | Licensed based on the number of hosts.  | 
All-in-one infrastructure  | +  | -  | Requires purchasing additional subscriptions in the cloud or installing additional virtual machines.  | Requires deploying new servers for additional server roles.  | -  | -  | Requires purchasing additional subscriptions in the cloud  | 
Maintenance complexity  | Low. System administrator does not require special skills or trainings.
                                  | Low. System administrator does not require special skills or trainings.  | Low. System administrator does not require special skills or trainings.  | Very complicated deployment and maintenance  | High. Programming skills and knowledge of Jitsi API might be needed.  | Low. System administrator does not require special skills or trainings.  | Low. System administrator does not require special skills or trainings.  | 
Free version  | 12 users/hosts, no time limits.  | Web conferencing with 1 host, up to 100 participants, no more than 40 minutes.  | 1 host, up to 100 participants with a duration of no more than 40 minutes.  | 180 days trial period.  | Jitsi is open source and freely available to use and develop with.  | Only in the cloud with 1 host and up to 100 participants with a duration of no more than 50 minutes.  | -  |